2005 Audi A6 vs. 2006 Fiat Siena
To start off, 2006 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 1,779 cc (4 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (148 HP @ 5700 RPM) has 47 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 188 kg more than 2005 Audi A6.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Audi A6 (210 Nm @ 1750 RPM) has 70 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2005 Audi A6 | 2006 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A6 | Siena |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 148 HP | 101 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 210 Nm | 140 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 86.4 mm |
| Engine Stroke Size | 86.4 mm | 67.4 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Top Speed | 212 km/hour | 184 km/hour |
| Acceleration 0-100mph | 10 seconds | 11.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1783 kg |
| Vehicle Length | 4800 mm | 3830 mm |
| Vehicle Width | 1820 mm | 1640 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2380 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
